A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6320-01-631-7828
NSN 6105-01-079-1177
NSN 5835-00-034-4976
NSN 5950-00-278-1201
NSN 5999-01-032-4924
NSN 5925-01-207-0910
NSN 5915-01-429-9287
NSN 6320-01-610-4410
NSN 6320-01-029-4220
NSN 6685-01-279-6300
NSN 5996-01-461-5812
NSN 5935-01-571-2059